Initial revision

git-svn-id: file:///fltk/svn/fltk/trunk@2 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 43 insertions, 0 deletions

diff --git a/FL/Fl_Dial.H b/FL/Fl_Dial.H
new file mode 100644
index 000000000..a6b74c7b1
--- /dev/null
+++ b/FL/Fl_Dial.H
@@ -0,0 +1,43 @@
+// Fl_Dial.H
+
+// A circular dial control, like xv uses.  From Forms.
+
+#ifndef Fl_Dial_H
+#define Fl_Dial_H
+
+#ifndef Fl_Valuator_H
+#include "Fl_Valuator.H"
+#endif
+
+// values for type():
+#define FL_NORMAL_DIAL	0
+#define FL_LINE_DIAL	1
+#define FL_FILL_DIAL	2
+
+#define FL_DIAL_CW	0
+#define FL_DIAL_CCW	1
+
+class Fl_Dial : public Fl_Valuator {
+
+  short a1,a2;
+  uchar direction_;
+
+protected:
+
+  // these allow subclasses to put the dial in a smaller area:
+  void draw(int, int, int, int);
+  int handle(int, int, int, int, int);
+  void draw();
+
+public:
+
+  int handle(int);
+  Fl_Dial(int x,int y,int w,int h, const char *l = 0);
+  void angles(short a, short b) {a1=a; a2=b;}
+  void direction(uchar d) {direction_ = d;}
+  uchar direction() const {return direction_;}
+
+};
+
+#endif
+